CVE-2025-34283

moderate-risk

Published 2025-10-30

Nagios XI versions prior to 2024R1.4.2 revealed API keys to users who were not authorized for API access when using Neptune themes. An authenticated user without API privileges could view another user's or their own API key value.

Do I need to act?

1.2% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 6.5/10 Medium

NETWORK / LOW complexity

Affected Products (20)

Nagios Xi

Affected Vendors

Nagios

References (3)

Release Notes https://www.nagios.com/changelog/nagios-xi/

Vendor Advisory https://www.nagios.com/products/security/#nagios-xi

Third Party Advisory https://www.vulncheck.com/advisories/nagios-xi-api-key-disclosure-via-neptune-th...

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moderate-risk

Severity 24/34 · High

Exploitability 4/34 · Minimal

Exposure 20/34 · Moderate